The Battle of Gamma Hydra was a military engagement that was fought in the Gamma Hydra star system between the forces of the United Earth-led Coalition of Planets and the Romulan Star Empire during the Romulan War, on reference stardate 1/0805.02 (FASA RPG module: The Romulan War). A key asset that ensured Earth's victory in the battle was intelligence gained through Operation Brutus, which allowed Earth vessels to intercept and successfully engage a Romulan fleet. (FASA RPG module: Star Fleet Intelligence Manual: Agent's Orientation Sourcebook)